Specialized - Photo Tube ·CameraPickup
Compact low-light television camera tube using a photoconductive target and providing approximately 500-line resolution. Designed for sensitive live imaging rather than simple point light measurement.
Small low-light television camera tube using a photoconductive target; approximately 500-line resolution.
Small-button Ditetrar 8-pin
General specifications
Properties common to every published source and operating point.
Electrical assignments shared by every tube using this base designation.
No verified pinout is recorded for this base designation.
1 physical section, each with unique specifications.
Section 1
No fixed ratings are recorded for this section.
Applicable promoted ratings populated from printed headings; remaining published device-specific data retained as parameters.
Source-dependent data
Each block preserves the test conditions and published values from one reference. Values from different sources are intentionally kept separate.
Data set 01
Published operating points and test conditions from this source.
Signal Electrode to All Other Electrodes Capacitance
45 pF
Signal Electrode Voltage
10 to 25 V
Signal Electrode Voltage Maximum
40 V
Grid 3 and Grid 4 Voltage
250 to 300 V
Grid 2 Voltage
300 V
Grid 1 Cutoff Voltage
-100 to -45 V
Highlight Signal Output Current
0.2 to 0.4 uA
Maximum Dark Current
0.08 uA
Useful Image Diagonal
0.62 in